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TSI MATH PLACEMENT STUDY GUIDE questions with verified solutions. One third of the candidates for a job were 25 years old or younger. Two sevenths of the candidates were at least 50 years old. If 84 people applied for the job, how many were between 25 an
TSI MATH PLACEMENT STUDY GUIDE questions with verified solutions. 
 
One third of the candidates for a job were 25 years old or younger. Two sevenths of the candidates were at least 50 years old. If 84 people applied for the job, how many were between 25 and 50? - n 
 Ans 
One third of 84 is 84 × 1/3 = 84÷3 = 28. 28 people 25 years old or younger applied for the job. Two seventh of 84 is 84 × 2/7= 2×84÷7 = 24. 
24 people who were at least 50 years old applied for the job. 84 - 28 - 24 = 32...